T1 Energy Executive and Leadership Team

June, 2026

Leadership Overview

T1 Energy has 4 executives leading key functions including technology, operations, and finance.

Driven by a commitment to American energy independence, T1 Energy is dedicated to building domestic solar and battery supply chains, invigorating the nation with scalable, reliable, and low-cost energy solutions.

Leadership Roles at T1 Energy

  • Chief Financial Officer - Evan Calio
  • Group Chief Financial Officer - Oscar Brown
  • Chief Operating Officer - Jaime Gualy
  • Chief Technology Officer - Andreas Bentzen
  • Evan Calio - Chief Financial Officer

    Evan Calio, the Chief Financial Officer at T1 Energy, manages the financial architecture supporting the company's mission to build domestic solar and battery supply chains. Overseeing all financial planning, capital allocation, and investment strategies, Calio ensures T1 Energy possesses the resources to deliver scalable, reliable, and low-cost energy solutions. This executive function is vital for securing funding and managing fiscal operations that underpin advanced manufacturing capacity. The Chief Financial Officer's expertise guides financial decisions, enabling the company to unlock America's most scalable energy resources effectively. By maintaining financial discipline and strategic investment, Evan Calio directly contributes to T1 Energy's long-term sustainability and its pivotal role in invigorating the nation's energy sector.
    Evan Calio

    Oscar Brown - Group Chief Financial Officer

    Oscar Brown, the Group Chief Financial Officer at T1 Energy, oversees the consolidated financial health and strategic fiscal direction for the company's expansive energy initiatives. Managing group-level financial reporting, treasury functions, and long-term capital planning, Brown ensures robust financial frameworks are in place to support the development of domestic solar and battery supply chains. This leadership role is crucial for aligning financial resources with T1 Energy's objective of providing scalable, reliable, and low-cost energy solutions across the United States. The Group Chief Financial Officer's oversight guarantees that the company's financial operations effectively enable advanced manufacturing capacity. By driving financial strategy and managing group-wide fiscal performance, Oscar Brown significantly contributes to unlocking America's most scalable energy resources and reinforcing the nation's energy independence.

    Jaime Gualy - Chief Operating Officer

    Jaime Gualy, the Chief Operating Officer at T1 Energy, directs the execution of the company's operational strategies to invigorate America with scalable energy solutions. Overseeing manufacturing, supply chain logistics, and production scaling, Gualy ensures the efficient development and deployment of solar and battery technologies. This critical role involves optimizing production workflows and managing operational resources to meet the demand for reliable, low-cost energy across the United States. The Chief Operating Officer's focus on operational excellence directly supports T1 Energy's objective of building robust domestic supply chains. By driving efficiency and managing complex production environments, Jaime Gualy ensures the company's advanced manufacturing capacity is realized, contributing to the nation's energy independence and economic vitality.
    Jaime Gualy

    Andreas Bentzen - Chief Technology Officer

    Andreas Bentzen, the Chief Technology Officer at T1 Energy, architects the technological roadmap for building domestic solar and battery supply chains. Overseeing research and development, Bentzen drives innovation in energy storage and generation technologies essential for America's energy future. This leadership position involves translating complex scientific advancements into scalable manufacturing processes, directly supporting T1 Energy's mission to provide reliable and low-cost energy. The Chief Technology Officer ensures that the company's technological infrastructure supports advanced manufacturing capacity, unlocking the nation's most scalable energy resources. By focusing on cutting-edge solutions, Andreas Bentzen ensures T1 Energy remains at the forefront of the clean energy revolution, contributing significantly to the company's strategic objectives and market impact.
    Andreas Bentzen

    Explore Leadership Teams in Electricity, Oil & Gas

    Frequently Asked Questions Regarding T1 Energy Top Executives and Leadership Team

    Who leads T1 Energy?
    T1 Energy is led by Evan Calio (Chief Financial Officer), along with executives such as Oscar Brown (Group Chief Financial Officer) and Jaime Gualy (Chief Operating Officer).
    Who is part of T1 Energy’s executive team?
    The executive team of T1 Energy includes leaders such as Evan Calio (Chief Financial Officer), Oscar Brown (Group Chief Financial Officer), Jaime Gualy (Chief Operating Officer) and other senior executives.
    How many executives does T1 Energy have?
    T1 Energy has 4 executives leading key business areas.
    What roles are included in T1 Energy’s leadership team?
    The leadership team of T1 Energy includes roles such as Chief Financial Officer, Group Chief Financial Officer, Chief Operating Officer, Chief Technology Officer.